Ronstan Series 40 BB Single Universal Head Block
Sheaves running on Acetal or Torlon® ball bearings provide high performance & low friction.
The 2-stage ball bearing system provides consistent performance over the full load range.
Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required
- Low friction Acetal or Torlon® bearing system
- Cheek cut-outs for easy bearing maintenance
- Captive Lock™ universal head
- Slotted pin shackle eliminates fouled lines
- Sheave: 40 mm
- Max. Rope: 10 mm
- Max. Cable: - mm
- Pin: 5.0 mm
- M.W.L. 350 kg
- B. L. 1000 kg
- Weight: 70 g
- Spinnaker control lines on off-the-beach catamarans, one design classes and sportsboats up to 8m (26ft)
- Acetal ball bearings
- UV stabilised Acetal sheave
- Grade 316 stainless steel load strap and head fitting
- Impact and UV resistant, fibre reinforced Nylon cheeks
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